20003236

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1117}}^1$

素因数の和:1180

約数の個数: 36

約数和(自身を含む): 39552604

約数和(自身を除く): 19549368

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 121, 148, 242, 407, 484, 814, 1117, 1628, 2234, 4468, 4477, 8954, 12287, 17908, 24574, 41329, 49148, 82658, 135157, 165316, 270314, 454619, 540628, 909238, 1818476, 5000809, 10001618, 20003236]

約数ペア:

[(1, 20003236), (2, 10001618), (4, 5000809), (11, 1818476), (22, 909238), (37, 540628), (44, 454619), (74, 270314), (121, 165316), (148, 135157), (242, 82658), (407, 49148), (484, 41329), (814, 24574), (1117, 17908), (1628, 12287), (2234, 8954), (4468, 4477)]